Pharrell featuring Jay Z

Jay Z joins Pharrell onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 19, 2014 in Indio, California.

Christopher Polk/Getty Images for Coachella

Pharrell featuring Usher

Usher joins Pharrell onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 19, 2014 in Indio, California.

Christopher Polk/Getty Images for Coachella

Outkast

Andre 3000 and Big Boi of Outkast perform onstage during Day 1 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 18, 2014 in Indio, California.

Kevin Winter/Getty Images for Coachella

Arcade Fire

Win Butler of Arcade Fire performs onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 20, 2014 in Indio, California.

Kevin Winter/Getty Images for Coachella

The Replacements featuring Billie Joe Armstrong

Billie Joe Armstrong performs onstage with The Replacements during Day 1 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 18, 2014 in Indio, California.

Karl Walter/Getty Images for Coachella

Lorde

Lorde performs onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 19, 2014 in Indio, California.

Chelsea Lauren/WireImage

Ellie Goulding

Ellie Goulding performs onstage during Day 1 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 18, 2014 in Indio, California.

Chelsea Lauren/WireImage

Sleigh Bells

Sleigh Bells perform onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 19, 2014 in Indio, California.

Christopher Polk/Getty Images for Coachella

Beck

Beck performs onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 20, 2014 in Indio, California.

Karl Walter/Getty Images for Coachella

Motörhead featuring Slash

Slash performs onstage with Motörhead during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 20, 2014 in Indio, California.

Frazer Harrison/Getty Images for Coachella

Solange

Solange performs onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 19, 2014 in Indio, California.

Chelsea Lauren/WireImage

Tyga

Tyga performs onstage with Girl Talk during Day 1 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 18, 2014 in Indio, California.

Karl Walter/Getty Images for Coachella

Jhené Aiko

Jhené Aiko and her daughter Namiko Browner perform onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 20, 2014 in Indio, California.

Karl Walter/Getty Images for Coachella

Krewella

Krewella performs onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 20, 2014 in Indio, California.

Frazer Harrison/Getty Images for Coachella

Lana Del Rey

Lana Del Rey performs onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 20, 2014 in Indio, California.

Kevin Winter/Getty Images for Coachella

Waka Flocka

Waka Flocka performs onstage with Girl Talk during Day 1 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 18, 2014 in Indio, California.

Karl Walter/Getty Images for Coachella

Capital Cities

Capital Cities perform during Day 2 of the 2014 Coachella Valley Music And Arts Festival at The Empire Polo Club on April 19, 2014 in Indio, California.

C Flanigan/FilmMagic

MGMT

Andrew VanWyngarden of MGMT performs during the 2014 Coachella Valley Music And Arts Festival at The Empire Polo Club on April 19, 2014 in Indio, California.

C Flanigan/FilmMagic

Nas and Jay Z

Nas and Jay Z perform onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 12, 2014 in Indio, California.

Frazer Harrison/Getty Images for Coachella

Lorde

Lorde performs onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 12, 2014 in Indio, California.

Christopher Polk/Getty Images for Coachella

Arcade Fire

Win Butler of Arcade Fire performs onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 13, 2014 in Indio, California.

Kevin Winter/Getty Images for Coachella

Disclosure featuring Mary J. Blige

Mary J. Blige performs with Disclosure onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 13, 2014 in Indio, California.

Frazer Harrison/Getty Images for Coachella

The Replacements

Tommy Stinson and Paul Westerberg of The Replacements perform onstage during Day 1 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 11, 2014 in Indio, California.

Frazer Harrison/Getty Images for Coachella

Beck

Beck performs onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 13, 2014 in Indio, California.

Kevin Winter/Getty Images for Coachella

Solange and Beyoncé

Beyoncé and Solange perform onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 12, 2014 in Indio, California.

Imeh Akpanudosen/Getty Images for Coachella

Pharrell

Pharrell Williiams performs onstage during Day 2 of the 2014 Coachella Valley Music and Arts Festival at The Empire Polo Club on April 12, 2014 in Indio, California.

Tim Mosenfelder/WireImage

Pixies

Black Francis of Pixies performs onstage during Day 2 of the 2014 Coachella Valley Music and Arts Festival at The Empire Polo Club on April 12, 2014 in Indio, California.

Tim Mosenfelder/WireImage

The 1975

Matthew Healy of The 1975 performs onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 13, 2014 in Indio, California.

Frazer Harrison/Getty Images for Coachella

Debbie Harry

Debbie Harry performs with Arcade Fire onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 13, 2014 in Indio, California.

Karl Walter/Getty Images for Coachella

Duck Sauce

Duck Sauce performs onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 13, 2014 in Indio, California.

Mark Davis/Getty Images for Coachella

Sam Smith

Sam Smith performs with Disclosure onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 13, 2014 in Indio, California.

Frazer Harrison/Getty Images for Coachella

Solange

Solange performs onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 12, 2014 in Indio, California.

Imeh Akpanudosen/Getty Images for Coachella

Muse

Matthew Bellamy of Muse performs during Day 2 of the 2014 Coachella Valley Music and Arts Festival at The Empire Polo Club on April 12, 2014 in Indio, California.

Tim Mosenfelder/WireImage

Nas

Nas performs onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 12, 2014 in Indio, California.

Frazer Harrison/Getty Images for Coachella

Too $hort and Busta Rhymes

Too $hort and Busta Rhymes perform onstage with Girl Talk during Day 1 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 11, 2014 in Indio, California.

Karl Walter/Getty Images for Coachella

Julian Casablancas

Julian Casablancas performs onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 12, 2014 in Indio, California.

Jason Kempin/Getty Images for Coachella

Cage the Elephant

Matt Shultz of Cage the Elephant performs onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 12, 2014 in Indio, California.

Jeff Kravitz/FilmMagic

Kate Nash

Kate Nash performs onstage during Day 1 of the 2014 Coachella Valley Music And Arts Festival
at The Empire Polo Club on April 11, 2014 in Indio, California.

Tim Mosenfelder/WireImage

AFI

Davey Havok of AFI performs onstage during Day 1 of the 2014 Coachella Valley Music And Arts Festival at The Empire Polo Club on April 11, 2014 in Indio, California.

Tim Mosenfelder/WireImage

Capital Cities

Sebu Simonian of Capital Cities performs onstage during Day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 12, 2014 in Indio, California.

Frazer Harrison/Getty Images for Coachella

Ellie Goulding

Ellie Goulding performs onstage during Day 1 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 11, 2014 in Indio, California.

Kevin Winter/Getty Images for Coachella

Chance The Rapper and Justin Bieber

Chance The Rapper and Justin Bieber perform onstage during Day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 13, 2014 in Indio, California.

Kevin Winter/Getty Images for Coachella

Outkast

Big Boi and Andre 3000 of Outkast perform onstage during Day 1 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 11, 2014 in Indio, California. (Photo by Jeff Kravitz/FilmMagic)